CN112384819B - 具有水-脂肪分离的零回波时间mr成像 - Google Patents

具有水-脂肪分离的零回波时间mr成像 Download PDF

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Publication number
CN112384819B
CN112384819B CN201980045389.2A CN201980045389A CN112384819B CN 112384819 B CN112384819 B CN 112384819B CN 201980045389 A CN201980045389 A CN 201980045389A CN 112384819 B CN112384819 B CN 112384819B
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gradient
sequence
space
radial
echo
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Chinese (zh)
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CN112384819A (zh
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H·埃格斯
J·S·范登布林克
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Koninklijke Philips NV
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Koninklijke Philips NV
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/4816—NMR imaging of samples with ultrashort relaxation times such as solid samples, e.g. MRI using ultrashort TE [UTE], single point imaging, constant time imaging
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/4818—MR characterised by data acquisition along a specific k-space trajectory or by the temporal order of k-space coverage, e.g. centric or segmented coverage of k-space
    • G01R33/4824—MR characterised by data acquisition along a specific k-space trajectory or by the temporal order of k-space coverage, e.g. centric or segmented coverage of k-space using a non-Cartesian trajectory
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/4828—Resolving the MR signals of different chemical species, e.g. water-fat imaging
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/483—NMR imaging systems with selection of signals or spectra from particular regions of the volume, e.g. in vivo spectroscopy
    • G01R33/485—NMR imaging systems with selection of signals or spectra from particular regions of the volume, e.g. in vivo spectroscopy based on chemical shift information [CSI] or spectroscopic imaging, e.g. to acquire the spatial distributions of metabolites
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/50—NMR imaging systems based on the determination of relaxation times, e.g. T1 measurement by IR sequences; T2 measurement by multiple-echo sequences
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
    • G01R33/56—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution
    • G01R33/5607—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution by reducing the NMR signal of a particular spin species, e.g. of a chemical species for fat suppression, or of a moving spin species for black-blood imaging
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
    • G01R33/56—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Optics & Photonics (AREA)
  • Radiology & Medical Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
CN201980045389.2A 2018-06-05 2019-05-30 具有水-脂肪分离的零回波时间mr成像 Active CN112384819B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP18175926.7A EP3579009A1 (en) 2018-06-05 2018-06-05 Zero echo time mr imaging with water-fat separation
EP18175926.7 2018-06-05
PCT/EP2019/064125 WO2019233881A1 (en) 2018-06-05 2019-05-30 Zero echo time mr imaging with water-fat separation

Publications (2)

Publication Number Publication Date
CN112384819A CN112384819A (zh) 2021-02-19
CN112384819B true CN112384819B (zh) 2024-09-10

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Country Status (5)

Country Link
US (1) US11360172B2 (https=)
EP (2) EP3579009A1 (https=)
JP (2) JP7346467B2 (https=)
CN (1) CN112384819B (https=)
WO (1) WO2019233881A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7648390B2 (ja) * 2021-01-22 2025-03-18 キヤノンメディカルシステムズ株式会社 磁気共鳴イメージング装置
CN115297441B (zh) * 2022-09-30 2023-01-17 上海世脉信息科技有限公司 一种大数据环境下个体时空活动鲁棒性的计算方法
US12078696B2 (en) 2022-10-06 2024-09-03 GE Precision Healthcare LLC Silent calibration for magnetic resonance imaging
US12376759B2 (en) * 2022-12-28 2025-08-05 GE Precision Healthcare LLC System and method for improving magnetic resonance scanning workflow

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015092619A1 (en) * 2013-12-19 2015-06-25 Koninklijke Philips N.V. Phase-sensitive inversion recovery mri with water/fat separation

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US6549008B1 (en) * 2000-11-14 2003-04-15 Koninklijke Philips Electronics, N.V. Steady-state imaging sequence
US7245124B2 (en) * 2005-04-12 2007-07-17 Mayo Foundation For Medical Education And Research Under-sampled 3D MRI using a shells k-space sampling trajectory
US8095202B2 (en) * 2006-08-15 2012-01-10 Mayo Foundation For Medical Education And Research Accelerated shells trajectory MRI acquisition
US8981776B2 (en) * 2011-04-22 2015-03-17 The General Hospital Corporation Method for magnetic resonance imaging with controlled aliasing
US20150115956A1 (en) 2012-04-30 2015-04-30 Jerome L. Ackerman System and method for quiet magnetic resonance imaging
DE102012217619B4 (de) * 2012-09-27 2014-10-02 Siemens Aktiengesellschaft Aufnahme von Korrekturdaten in der Magnetresonanztechnik
CN105103001B (zh) * 2013-04-03 2018-10-19 皇家飞利浦有限公司 使用高snr同相图像和较低snr至少部分地异相图像的dixon型水/脂肪分离mri
WO2015086476A1 (en) * 2013-12-12 2015-06-18 Koninklijke Philips N.V. Zero echo time mr imaging with water/fat separation
DE102014215954B4 (de) 2014-08-12 2018-11-22 Siemens Healthcare Gmbh Leise Magnetresonanz-Angiographiebildgebung
CN107076818B (zh) * 2014-09-12 2019-11-05 皇家飞利浦有限公司 零回波时间mr成像
US10379184B2 (en) * 2014-12-12 2019-08-13 Koninklijke Quiet MR imaging
CN107810425B (zh) * 2015-04-22 2020-05-01 皇家飞利浦有限公司 消除非t2加权信号贡献的t2加权mr成像
WO2016202707A1 (en) * 2015-06-15 2016-12-22 Koninklijke Philips N.V. Mr imaging using a stack-of-stars acquisition
EP3185029A1 (en) * 2015-12-22 2017-06-28 Koninklijke Philips N.V. Mr imaging using propeller acquisition with t2 decay correction
US10088539B2 (en) 2016-04-22 2018-10-02 General Electric Company Silent multi-gradient echo magnetic resonance imaging
US10520573B2 (en) * 2016-11-23 2019-12-31 General Electric Company System and method for performing wave-encoded magnetic resonance imaging of an object

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Publication number Priority date Publication date Assignee Title
WO2015092619A1 (en) * 2013-12-19 2015-06-25 Koninklijke Philips N.V. Phase-sensitive inversion recovery mri with water/fat separation

Also Published As

Publication number Publication date
WO2019233881A1 (en) 2019-12-12
JP2021526882A (ja) 2021-10-11
JP2023134495A (ja) 2023-09-27
CN112384819A (zh) 2021-02-19
US11360172B2 (en) 2022-06-14
US20210231761A1 (en) 2021-07-29
EP3579009A1 (en) 2019-12-11
EP3803426A1 (en) 2021-04-14
JP7346467B2 (ja) 2023-09-19
EP3803426B1 (en) 2025-07-16

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